[R] using file in hdfs for data mining algorithms in r

Uwe Ligges ligges at statistik.tu-dortmund.de
Wed Feb 8 20:40:46 CET 2012



On 06.02.2012 12:29, Karthi KN wrote:
> hi all, i am new to r

It is called R - well, everything lower case, shift key is broken?

  , i am trying to run data mining algorithms using map
> reduce framework.. *
> *i have few basic doubts*
>
> *1. can i give file in hdfs to kmeans( ) ?  ?I tried as
>> file1 = hdfs.file("testdata/synthetic_control.data")

R> file1 = hdfs.file("testdata/synthetic_control.data")
Error: could not find function "hdfs.file"

???

Uwe Ligges


>> isf = hdfs.read(lsf,5242880,0)
>> l = kmeans(isf,2,10)
>
> its not working..  please help
>
> 2. How to access the file in hdfs and give as input to algorithms ?
>
> please reply..
>
> Regards,
> ./T.karthik*
> *
>
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>
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